package cn.bugstack.springframework.util;

/**
 * @Description
 * @Classname ClassUtils
 * @Date 2024/3/22 20:10
 * @Created by aazhao
 */
public class ClassUtils {
    public static ClassLoader getDefaultClassLoader() {
        ClassLoader cl = null;
        try {
            cl = Thread.currentThread().getContextClassLoader();
        } catch (Throwable t) {
            // Cannot access thread context ClassLoader - falling back to system class loader...
        }
        if (cl == null) {
            // No thread context class loader -> use class loader of this class.
            cl = ClassUtils.class.getClassLoader();
            if (cl == null) {
                // use system classLoader
                cl = ClassLoader.getSystemClassLoader();
            }
        }
        return cl;
    }

    /**
     * Check whether the specified class is a CGLIB-generated class.
     * @param clazz the class to check
     */
    public static boolean isCglibProxyClass(Class<?> clazz) {
        return (clazz != null && isCglibProxyClassName(clazz.getName()));
    }

    /**
     * Check whether the specified class name is a CGLIB-generated class.
     * @param className the class name to check
     */
    public static boolean isCglibProxyClassName(String className) {
        return (className != null && className.contains("$$"));
    }

}
